题目内容
下列各数中,负数出现的频率是
-6.1,-|-|,-(-1),(-2)2,(-2)3,-[-(-3)].
[ ]
―6.1,,―(―4),,,
A.83.3% B.66.7% C.50% D.33.3%
下列各数中,负数出现的频率是 ( )
-6.1,,-(-1),(-2)2,(-2)3,-[-(-3)]
A.83.3% B. 66.7% C.50% D.33.3%